rearrange.  add setup and manifest

--HG--
rename : __init__.py => commoncore/__init__.py
rename : admin.py => commoncore/admin.py
rename : management/__init__.py => commoncore/management/__init__.py
rename : management/commands/__init__.py => commoncore/management/commands/__init__.py
rename : management/commands/commoncore_import.py => commoncore/management/commands/commoncore_import.py
rename : models.py => commoncore/models.py
rename : serializers.py => commoncore/serializers.py
rename : static/js/commoncore/commoncore-ng.js => commoncore/static/js/commoncore/commoncore-ng.js
rename : tasks.py => commoncore/tasks.py
rename : tests.py => commoncore/tests.py
rename : urls.py => commoncore/urls.py
rename : util.py => commoncore/util.py
rename : views.py => commoncore/views.py